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- W3217037237 endingPage "103482" @default.
- W3217037237 startingPage "103482" @default.
- W3217037237 abstract "Cells maintain their volume through fine intracellular osmolarity regulation. Osmotic challenges drive fluid into or out of cells causing swelling or shrinkage, respectively. The dynamics of cell volume changes depending on the rheology of the cellular constituents and on how fast the fluid permeates through the membrane and cytoplasm. We investigated whether and how poroelasticity can describe volume dynamics in response to osmotic shocks. We exposed cells to osmotic perturbations and used defocusing epifluorescence microscopy on membrane-attached fluorescent nanospheres to track volume dynamics with high spatiotemporal resolution. We found that a poroelastic model that considers both geometrical and pressurization rates captures fluid-cytoskeleton interactions, which are rate-limiting factors in controlling volume changes at short timescales. Linking cellular responses to osmotic shocks and cell mechanics through poroelasticity can predict the cell state in health, disease, or in response to novel therapeutics." @default.
- W3217037237 created "2021-12-06" @default.
- W3217037237 creator A5002493226 @default.
- W3217037237 creator A5005395134 @default.
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- W3217037237 creator A5011046701 @default.
- W3217037237 creator A5044372884 @default.
- W3217037237 creator A5081364312 @default.
- W3217037237 date "2021-12-01" @default.
- W3217037237 modified "2023-10-13" @default.
- W3217037237 title "Poroelastic osmoregulation of living cell volume" @default.
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